It is based and headquartered in Yokohama, and operates its businesses mainly in Kanagawa Prefecture and southwestern Tokyo.

The bank is often called Hamagin (浜銀) for short by the locals.

[3] It is a wholly owned subsidiary and the core arm of Concordia Financial Group, a Japanese bank holding company since 2016.

[6] Upon completion of this transaction in March 2016, Bank of Yokohama was de-listed, and Concordia took its place as a constituent of the Nikkei 225 stock market index.

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